Controlling The Cleaning Belt Drive Mechanism; Controlling The Thermistor Reciprocating Mechanism - Canon ImageRunner iR8500 Series Service Manual

Related Error Code
E014
(fixing motor speed error)

10.1.8 Controlling the Cleaning Belt Drive Mechanism

iR105i/iR105+ / iR9070 / iR85+ / iR8070
Figure shows the construction of the control system used to control the cleaning belt drive mechanism.
MEMO:
After the message "Ceaning Belt Running Out" has appeared, about 100,000 copies (A4) may be made. (In the case of A3, about 50,000 copies.)
Length Detection 1
When the cleaning belt length detecting flag comes into contact with the cut-off (300 mm from
the end of the cleaning belt), the cleaning belt length warning sensor (PS8) detects the flag,
causing the message "Web Running Out" on the control panel. (Printing may continue.)

10.1.9 Controlling the Thermistor Reciprocating Mechanism

iR105i/iR105+ / iR9070 / iR85+ / iR8070
Figure shows the control system used to control the reciprocating mechanism of the thermistor.
Cleaning belt
length detecting flag
Cleaning belt
roller (feed side)
J508B
0V
1
WEB-LESS
2
To PS7
5V
3
0V
4
WEB-WARN
5
To PS8
5V
6
20
T-10-5
FXM-LCK is '1' for more than 2 sec while the motor is
rotating (i.e., FXM-ON=1).
Cleaning belt absent
sensor (PS7)
Length detection 2
If printing continues after detection by
PS8, the flag moves farther down,
causing error code E005 upon
detection by the cleaning belt length
sensor (PS7).
F-10-5
(front)
Cleaning belt length
warning sensor (PS8)
Chapter 10
0007-0650
0007-0657
10-5